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| HGNChelper-package | Handy functions for working with HGNC gene symbols and Affymetrix probeset identifiers. |
| affyToR | function to convert Affymetrix probeset identifiers to valid R names |
| checkGeneSymbols | function to identify outdated or Excel-mogrified gene symbols |
| findExcelGeneSymbols | function to identify Excel-mogrified gene symbols |
| hgnc.table | All current and withdrawn HGNC symbols. |
| rToAffy | function to convert the output of affyToR back to the original Affymetrix probeset identifiers. |
| rToSymbol | function to reverse the conversion made by symbolToR |
| symbolToR | function to *reversibly* convert HGNC gene symbols to valid R names. |